Can I trust my smart scale?

Accurate weight at home, and how much to trust the body composition numbers smart scales add.

Our bar: Published accuracy, with claims checked against independent research. How we check

Buying guide · 8 min read The Best Smart Scales, and Which Numbers You Can Trust A smart scale's weight reading is usually accurate. Its body fat, muscle and "metabolic age" figures are estimates, and independent studies show how far off they can be. These scales publish their weight accuracy, and one is FDA cleared. Read the answer